2993890

Names of 2993890

• Cardinal: 2993890 can be written as Two million, nine hundred ninety-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.99389 × 10⁶

Factors of 2993890

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 299396

Divisors of 2993890

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 299389 598778 1496945 2993890
• Sum of all divisors σ(n): 5389020
• Sum of proper divisors (its aliquot sum) s(n): 2395130
• 2993890 is a deficient number, because the sum of its proper divisors (2395130) is less than itself. Its deficiency is 598760

Bases of 2993890

• Binary: 1011011010111011100010₂
• Hexadecimal: 0x2DAEE2
• Base-36: 1S63M

Squares and roots of 2993890

• 2993890 squared (2993890²) is 8963377332100
• 2993890 cubed (2993890³) is 26835365760800869000
• The square root of 2993890 is 1730.2861035101
• The cube root of 2993890 is 144.1269777627

Scales and comparisons

• 2,993,890 seconds is equal to 4 weeks, 6 days, 15 hours, 38 minutes, 10 seconds.
• To count from 1 to 2,993,890 would take you about seven weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 2993890 cubic inches would be around 12 feet tall.

Recreational maths with 2993890

• 2993890 backwards is 0983992
• The number of decimal digits it has is: 7
• The sum of 2993890's digits is 40
• More coming soon!